package org.lazy.util;

/**
 * 
 * @description 字符串处理工具类
 * @author Anan
 * @time 2013-9-22 下午3:17:31
 */
public class StringUtil {
	private StringUtil(){};

	public static boolean isBlank(String str) {
		return str == null ? true : str.trim().length() == 0;
	}

	public static boolean isNotBlank(String str) {
		return !isBlank(str);
	}

}
